Face mask CO2 test using OSHA-approved meter

First published at 19:16 UTC on July 9th, 2020.

David Airey

David Airey


The HighWire host Del Bigtree and son, Ever, conducted a test using an OSHA-approved carbon-dioxide meter. The results show something about masks that video platforms are censoring (removed from YouTube within minutes of upload).


CategoryHealth & Medical
SensitivityNormal - Content that is suitable for ages 16 and over